* Add version log to slasher
* Add slasher version log on startup
* Remove duplicate log
* Merge refs/heads/master into slasher-commit
* Fix tet
* Merge branch 'slasher-commit' of github.com:prysmaticlabs/prysm into slasher-commit
* Undo
* Fix log in rpc
* Merge refs/heads/master into slasher-commit
* Merge refs/heads/master into slasher-commit
* Merge refs/heads/master into slasher-commit
* Merge refs/heads/master into slasher-commit